Answer:
X is 70 degrees
Step-by-step explanation:
Answer:
X is 70 degrees
Step-by-step explanation:
all triangles and straight lines are up to 180 degrees so
180-120=60
we now have 2 angles, so now we need to subtract from 180 to get the missing number
180-60-50=70
a)
b)
1. Convert the following Mayan numbers to
decimal (base 10).
: :|| :||
The given Mayan number which is : :|| :|| in decimal (base 10) is 42.
The Mayan number system is a base-20 system that uses three symbols: a dot (.), a horizontal bar (|), and a shell-like symbol (:). The symbol for zero is a shell-like symbol (:).
To convert the given Mayan number to decimal (base 10), we need to understand the positional value of each symbol. Each position in the number represents a power of 20, with the rightmost position being 20⁰, the next position to the left being 20¹, and so on.
The Mayan number given, : :|| :||, can be broken down as follows:
The leftmost position has no symbol, which represents a value of 0.
The second position from the left has two shell-like symbols (:), which represents a value of 2x20¹ = 40.
The third position from the left has two horizontal bars (||), which represents a value of 2x20⁰ = 2.
The given Mayan number in decimal (base 10) is 40 + 2 = 42.
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Complete question is:
Convert the following Mayan number to decimal (base 10).
: :|| :||
8.Write in standard notation 5.894 x 10^6
You're being told to make 5.894 bigger (because the exponent is a positive 6) and to do so by moving the decimal 6 places to the right.
You're essentaily muliplying 5.894 by 10 a told of six times and time you multiply a number by 10, you move the decimal one place to the right.
Which is the best estimate of 90/7 divided by 1 3/4
Answer:
90/4= 12.9
1*3/4= 0.75
Step-by-step explanation:
Which inequality is true?
O A. 107 > 30
B. +437
O C. 2 > 2
D. 8 - 7 > 5
Answer: A
Step-by-step explanation: 107 is larger than 30
Identify the horizontal asymptote of the graph f(x)= -2 • 3x
we are given the following function:
\(y=-2\cdot3^x\)In order to find the horizontal asymptote we need to solve for "y". To do that we will give values of "x" that are negative:
For x = -1 we have:
\(y=-2\cdot3^{-1}=-0.66\)For x = -5
\(y=-2\cdot3^{-5}=-0.008\)For x = -8
\(y=-2\cdot3^{-8}=-0.0003\)For x = -10
\(y=-2\cdot3^{-10}=-0.00003\)If we continue giving values of "x" that are smaller and smaller we see that the value of the function tends to be 0, therefore, the horizontal asymtote for this function is y = 0.
3 1 R7 12 8 27 - 2 4 1 2 O 00 7 4 0 7
The new game console you want is $136.40 , but there was recently a 15 % markup . What is the new price ?
15%= $20.46
$136.40 -$20.46=$115.94
Answer: $115.94
What’s the graph to t/3 - 1 > -3
Answer: The answer is C
Step-by-step explanation: This is because the equation has a greater than or equal to sign (≥). This mean that there will be a closed dot. Also, when it comes to inequalities, the sign points to where the line will be drawn, (greater than is to the right and less than is to the left), which indicates that the answer is C
I WILL GIVE BRAINLIST PLEASE HELP
Is the set of rational expressions closed under subtraction? Explain p(x) - r(x) = ______________
q(x) s(x)
2. Is the set of rational expressions closed under multiplication? Explain ( p(x) ) ( r(x) ) = _______________
q(x) s(x)
3. Is the set of rational expressions closed under division? Explain
p(x) ÷ r(x) = ________________ q(x) s(x)
Answer:
so where is the equation
Use the number line below, where RS= 5y +5, ST = 4y + 8, and RT = 67.
a. What is the value of y?
b. Find RS and ST.
R
a. What is the value of y?
y = (Type an integer or a decimal.)
Answer:
y = 6RS = 35ST = 32Step-by-step explanation:
The segment sum theorem tells you the whole is the sum of the parts. That can be used to write an equation for y.
SetupRS +ST = RT
(5y +5) +(4y +8) = 67
SolutionSimplifying, we get ...
9y +13 = 67
9y = 54 . . . . . . . . subtract 13
y = 6 . . . . . . . . . divide by 9
RS = 5y +5 = 5·6 +5 = 35
ST = 4y +8 = 4·6 +8 = 32
The values of interest are ...
y = 6RS = 35ST = 32A student measures the mass of a sample is 2.7 grams. What is the percent error, given that the correct mass is 2.58 grams? Round to the nearest hundredth of a percent.
Answer:
the percent error in the student's measurement is 4.65%.
Step-by-step explanation:
The percent error can be calculated using the formula:
| (measured value - actual value) / actual value | * 100%
In this case, the measured value is 2.7 grams and the actual value is 2.58 grams. Substituting these values into the formula, we get:
| (2.7 - 2.58) / 2.58 | * 100% = 4.65%
Rounding this to the nearest hundredth of a percent, we get a percent error of 4.65%.
Therefore, the percent error in the student's measurement is 4.65%.
d) Suppose you begin making a monthly payment of $75.00. Fill in the table.
Month Current balance
1
2
3
4
5
6
7
8
9
10
11
12
WYPIE
$2750.00
Interest
$45.38
Payment
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
$75.00
Amount applied to principal
$29.62
Answer:
Step-by-step explanation:
Answer:
For month 1, the current balance is $2750.00, the interest is $45.38, and the payment is $75.00. The amount applied to principal is $29.62.
For the remaining months, the interest and payment amount will stay the same, but the current balance and amount applied to principal will change based on the previous month's numbers.
Point of view:
Here's your answer but I prefer you to focus and study hard because school isn't that easy. But i'm glad I could help you!
:)
the drama club is holding auditions for 5 different parts in a one-act play. if 9 people audition, how many ways can the roles be assigned?
Answer:
The roles can be assigned in 15120 ways.
Step-by-step explanation:
The parts, which means that the order in which the people are selected is important. So we use the permutations formula to solve this question.
Permutations formula:
The number of possible permutations of x elements from a set of n elements is given by the following formula:
\(P_{(n,x)} = \frac{n!}{(n-x)!}\)
In this question:
5 people chosen from a set of 9. So
\(P_{(9,5)} = \frac{9!}{(9-5)!} = 15120\)
The roles can be assigned in 15120 ways.
2a. Nikita is running an experiment with two plants. The first plant grew 1/2an inch last week, and 3/4 of an inch this week. The second plant grew 1inch last week, and 0.4 inches this week. Which plant grew more? *Your answer2b. Explain your reasoning to the question above. *
We sum the height of each plant
1.
\(\frac{1}{2}+\frac{3}{4}=\frac{5}{4}\)5/4 can be represented as
\(\frac{5}{4}=1.25\)2.
\(1+0.4=1.4\)First plant grew 1.25inches and second plant 1.4 nches, then second plant grew more
A cylindrical aquarium in Boston is 24 feet deep and has a radius of 18.8 feet. To the nearest whole number, what is the volume
the aquarium? Use II = 3.14.
A)
1,357 cubic feet
B)
7,776 cubic feet
12,208 cubic feet
D)
26,635 cubic feet
Answer:
mate ur answer is a
Step-by-step explanation:
formula pir^2h
3.141*18.8*18.8*24
1417.21
which is 1357
Answer: D
Step-by-step explanation: I just got it wrong from the first person it said it was D
Maria was wondering if the cash at hand is enough for food, clothing, payment for rentals, can I go shopping with my cash at hand? Maria is a married woman with two children. She receives her husband's monthly Salary amounting to P 35,000.00. Her children are all in High School level. Let us help her budget her cash on hand. How much will be allocated for each components of a Family Budget?
Answer:
gsjkwieyejruieywusvbsuenebusne
Help Quickly! A truck needs 7 gallons of fuel to travel 56 miles. Can the truck travel 48 miles with 6 gallons of fuel? Explain.
Giving brainliest
Yes, 7/56 and 6/48 are proportional because 7×48 = 56×6. Therefore, the correct answer is option B.
Given that, a truck needs 7 gallons of fuel to travel 56 miles.
The truck travel 48 miles with 6 gallons of fuel.
Here, the proportion is
7:56::6:48
We know that, the proportion is product of extremes = product of means
7×48 = 56×6
336 = 336
Therefore, the correct answer is option B.
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(X to the second power y to the fifth power)5
Answer:
\((x^2y^5)5 = 5x^2y^5\)
Step-by-step explanation:
Remove the parentheses to factor.
\(= x^2y^5 \times 5\)
Flip the expression, creating a leading term and simplifying the equation.
\(= 5x^2y^5\)
• 10%
5) An experiment consists of spinning the spinner shown below 200 times and recording the
results in a frequency table. Based on theoretical probability, how many times would you
expect the color blue or green to be spun?
BLUE
GREEN
YELLOW
REd
Based on their given probabilities, e would expect the color blue or green to be spun approximately 75 times in this experiment.
How many times can the blue or green color be obtained?To find the expected number of times the color blue or green will be spun, we first need to add their probabilities:
0.25 + 0.125 = 0.375
This means that, on average, we would expect to see blue or green spun 0.375 times for every spin. To find the expected number of times this will happen over 200 spins, we can multiply the probability by the number of spins:
0.375 x 200 = 75
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A deli owner sold 90 sandwiches in one day. Of those sandwiches, 36 were pastrami.
Write and solve an equation to show what percent of sandwiches sold were pastrami.
Drag tiles to complete the equation. Tiles may be used once or not at all.
303640455490
p •
= 36
p =
%
Answer: 40%
Step-by-step explanation:
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The sequence is decreasing as n increases and sequence converges to the value 0.
The given sequence is defined as aₙ = 1 / (7n + 3).
To determine if the sequence converges or diverges, we need to analyze its behavior as n approaches infinity.
As n increases, the denominator 7n + 3 also increases which means that the values of aₙ will get smaller and smaller, approaching zero as n becomes larger.
The sequence converges to the value 0.
The sequence is decreasing as n increases.
The sequence converges to the value 0.
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Simplify the expression below. A. 83 B. 812 C. 84 D. 88
Answer:
there is no expression
Step-by-step explanation:
For 23-25, use the table.
In Rhonda's school, the average amount
of time spent on homework on
weeknights was 56 minutes. The table
shows how far above
and
below average
five students' times were.
Student
Difference
Fred -5
Gina 0
Hanna 3
Ilsa -3
Jon 5
23. Which students' differences were
opposite?
ANSWER ASAP PLS
Answer:
Fred and Jon
Ilsa and Hanna
Step-by-step explanation:
Fred has a difference of -5. Jon has a difference of + 5.
Positive and negative 5 are opposite.
Ilsa had a difference of -3. Hanna had a difference of + 3.
Positive and negative 3 are opposite.
Rewrite 2/5 : 1/15 as a unit rate
6.1
Answer:
Step-by-step explanation:
\(\frac{2}{5} : \frac{1}{15}\\\)
LCM of the denominator = LCM ( 5 , 15 ) = 15
∴ Now we have to multiply LCM by both the fractions , we get ,
\(\frac{2}{5}.15 : \frac{1}{15}.15\\ 6 : 1\)
Find the sum. Enter your answer in simplest form.
4/9 + 4/9 + 2/5 =
Answer:
58/45
Step-by-step explanation:
4/9 + 4/9 + 2/5
8/9 + 2/5
- 8/9 ⋅ 5/5 = 40/45
- 2/5 ⋅ 9/9 = 18/45
40/45 + 18/45 = 58/45
Help! 100 pts
HelpHelpHelpHelpHelpHelpHelpHelpHelpHelpHelp Help Help Help
Answer:
\(\boldsymbol{ (a , b , c ) = (0,-4,4)}\)
Step-by-step explanation:
We would like to solve the following system of equations ,
\(\begin{cases} 2a + b + c = 0\\2b + c + a = -4 \\ 2c + a + b = 4 \end{cases}\)
Firstly lets number the equations as ,
\(\begin{cases} 2a + b + c = 0 \dots (i)\\2b + c + a = -4 \dots (ii)\\ 2c + a + b = 4 \dots (iii)\end{cases}\)
Again , we can rewrite the first equation as , equations as ;
\(\longrightarrow c = -2a - b \dots (iv) \\ \)
Now , substitute the value of equation (iv) in equation (ii) and (iii) .
\(\longrightarrow 2b + c + a = -4 \\ \)
\(\longrightarrow 2b + (-2a - b) + a = -4\\\)
\(\longrightarrow 2b - 2a - b + a = -4\\\)
\(\longrightarrow (2b - b )+ (a - 2a) = -4\\\)
\(\longrightarrow b - a = -4 \dots (v) \)
And ,
\(\longrightarrow 2(-2a - b ) + a + b = 4\\ \)
\(\longrightarrow -4a - 2b + a + b = 4\\\)
\(\longrightarrow (-4a + a )+(-2b + b) =4\\\)
\(\longrightarrow -3a - b = 4 \dots (vi) \)
Now consider ,
\(\begin{cases}b - a =-4\\ -3a - b =4\end{cases}\)
On adding these two equations, we have ;
\(\longrightarrow b - a -3a - b = -4+4\\\)
\(\longrightarrow -4a =0\\\)
\(\longrightarrow \underline{\underline{\boldsymbol{ a = 0}}}{}\)
Now substitute this value in equation (v) ,
\(\longrightarrow b - 0= -4\\ \)
\(\longrightarrow \underline{\underline{\boldsymbol{ b = -4}}}{}\)
Finally substitute the values of a and b in equation (iv) , we have ;
\(\longrightarrow c = -2a - b \\ \)
\(\longrightarrow c = -2(0)-(-4) \\ \)
\(\longrightarrow c = 0+4\\ \)
\(\longrightarrow \underline{\underline{\boldsymbol{ c = 4 }}}{}\)
And we are done !
Answer:
(a, b, c) = (0, -4, 4)⠀
Step-by-step explanation:
⠀
\({\longrightarrow{\qquad \sf \ 2a + b + c = 0\: \dashrightarrow \sf \: (i)}}\)
\({\longrightarrow{\qquad \sf \ 2b + c + a = - 4\dashrightarrow \sf \: (ii)}}\)
\({\longrightarrow{\qquad \sf \ 2c + a + b = 4\: \dashrightarrow \sf \: (iii)}}\)
⠀
Adding equation (i), (ii) and (iii) :
\({\longrightarrow{\qquad \sf \ 2a + b + c + (2b + c + a) + (2c + a + b)= 0 + ( - 4) + 4}}\)
\({\longrightarrow{\qquad \sf \ 3a + 3b + 3c= 0 }}\)
\({\longrightarrow{\qquad \sf \ 3(a + b + c)= 0 }}\)
\({\longrightarrow{\qquad \sf \ a + b + c= 0 \: \dashrightarrow \: (iv)}}\)
⠀
Now, (i) – (ii) :
\({\longrightarrow{\qquad \sf 2a + b + c - (2b + c + a) = 0 - ( - 4)\: }}\)
\({\longrightarrow{\qquad \sf 2a + b + c - 2b - c - a = 0 + 4\: }}\)
\({\longrightarrow{\qquad \sf \: a - b= 4\:\dashrightarrow \: (v) }}\)
⠀
Again, (i) – (iii) :
\({\longrightarrow{\qquad \sf 2a + b + c - (2c + a + b) = 0 - 4\: }}\)
\({\longrightarrow{\qquad \sf 2a + b + c - 2c - a - b = - 4\: }}\)
\({\longrightarrow{\qquad \sf \: a - c= - 4\:\dashrightarrow \: (vi) }}\)
⠀
Now, (v) + (vi) :
\({\longrightarrow{\qquad \sf \: a - b + (a + c)= 4 - 4\:}}\)
\({\longrightarrow{\qquad \sf \: 2a - b - c= 0\:\dashrightarrow \: (vii)}}\)
⠀
Now, (iv) + (vii) :
\({\longrightarrow{\qquad \sf \ a + b + c + (2a - b - c)= 0 + 0}} \:\)
\({\longrightarrow{\qquad \sf \ 3a= 0}} \:\)
\({\longrightarrow{\qquad \bf \ a= 0}} \:\)
⠀
Now, substituting the value of a in equation (v) :
\({\longrightarrow{\qquad \sf \: a - b= 4\:}}\)
\({\longrightarrow{\qquad \sf \: 0 - b= 4\:}}\)
\({\longrightarrow{\qquad \bf \: b= - 4\: }}\)
⠀
Now, substituting the value of a in equation (vi) :
\({\longrightarrow{\qquad \sf \: a - c= - 4\:}}\)
\({\longrightarrow{\qquad \sf \: 0 - c= - 4\:}}\)
\({\longrightarrow{\qquad \bf \: c= 4\:}}\)
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This triangle is congruent under the ASA congruence postulate as the two corresponding parts of this triangle which are angles are equal and there is one equal side . The equal side is the common side of both these triangles .
-2(+7)-3(4- 2x).
Help I will give you brainliest who does it first
Answer:
-2(+7)-3(4-2x) simplified = −26+6x
Step-by-step explanation:
Someone help meeeeeeee
Answer:
A. x=32
B. x=55
C. y=-18
D. m=-70
E. p=3
F. t=7
G= x=-11
H. n=-25
I. u=16
J. v=27
Answer:
A) x = 32
B) x=55
C) y = -18
D) m = -70
E) p = 3
F) t = 7
G) x = -11
Step-by-step explanation:
\(A) \ \dfrac18x=4\implies x=4\times8\implies x=32\)
\(B) \ \dfrac15x=11\implies x=11\times5\implies x=55\)
\(C) \ \dfrac19y=-2\implies y=-2\times9\implies y=-18\)
\(D) \ \dfrac12m=-35\implies m=-35\times2\implies m=-70\)
\(E) \ 6p=18\implies p=\dfrac{18}6\implies p=3\)
\(F) \ 12t=84\implies t=\dfrac{84}{12}\implies t=7\)
\(G) \ 3x=-33\implies x=\dfrac{-33}3\implies x=-11\)
Calculate the average rate of change over the interval [1, 5] for the following function. H(x)=-2x^2-3x-1
Answer:
\(Rate = -15\)
Step-by-step explanation:
Given
\(H(x) = -2x^2 - 3x - 1\)
\([a,b] = [1,5]\)
Required
The average rate of change
This is calculated using:
\(Rate = \frac{H(b) - H(a)}{b - a}\)
Substitute values for a and b
\(Rate = \frac{H(5) - H(1)}{5 - 1}\)
\(Rate = \frac{H(5) - H(1)}{4}\)
Solve for H(5) and H(1)
\(H(5) = -2*5^2 - 3*5 - 1 = -66\)
\(H(1) = -2*1^2 - 3*1 - 1 = -6\)
So, the expression becomes:
\(Rate = \frac{-66 - (-6)}{4}\)
\(Rate = \frac{-66 + 6}{4}\)
\(Rate = \frac{-60}{4}\)
\(Rate = -15\)